Solve the problem.Two angles are supplementary, and one is 40° more than three times the other. Find the smaller angle.
A. 105°
B. 145°
C. 75°
D. 35°
Answer: D
Mathematics
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Find the equations of the system shown on the graphing calculator screen.10
-10
A. 5x - y = 20 2x + y = 1 B. y = 2x + 1 y = -0.3x - 5.9 C. x + y = 1 x - 3y = -9 D. x - 5y = -16 x + 3y = 8
Mathematics
Subtract.(4x2y - 2xy - 3xy2) - (5xy + 3xy2 + 6x2y)
A. -2x2y - 6xy2 - 7xy B. -2x2y + 6xy2 C. -2x2y + 6xy2 - 7xy D. -5x2y - 3xy2 - 7xy
Mathematics
Fill in the blank with one of the choices listed below. Some choices may be used more than once. 
The 
of a set of numbers is the number that occurs most often.
A. mode B. mean C. median D. denominator
Mathematics
Solve the problem.For what numbers x, 0 ? x ? 2?, does sin x = 0?
A. 
, 
B. 0, ?, 2?
C. 0, 1
D. 0, 1, 2
Mathematics